Home / 16,912,457.55-25,378,282.28-9,131,267.52

Finding the Fourth Proportional to 16,912,457.55, 25,378,282.28 and 9,131,267.52

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Solution

The fourth proportional to 16,912,457.55, 25,378,282.28 and 9,131,267.52 is: 13,702,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912,457.55 : 25,378,282.28 = 9,131,267.52 : x
  2. Step 2: Convert to fraction form
    16,912,457.55/25,378,282.28 = 9,131,267.52/x
  3. Step 3: Cross multiply
    16,912,457.55x = 25,378,282.28 × 9,131,267.52
  4. Step 4: Simplify right side
    16,912,457.55x = 231,735,884,651,099.19
  5. Step 5: Solve for x
    x = 231,735,884,651,099.19/16,912,457.55
  6. Step 6: Final answer
    x = 13,702,082.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.